BMW (2003-11) Starter Bolt Set Aluminum (1 kit Per Car) Starter Bolt Set (Aluminum) (1 set Per Car) Brand NEW part with full 1 year warranty. BMW part# 12 41 0 392 577, note the mid-year splits. Genuine BMW part, recently made: not been lying around. PLEASE NOTE the mid-year split on PRODUCTION date. See Models Chart BELOW. Not sure about your car? email us your VIN to confirm.